????11??22??????????????? ????22????????????????????,??????,?????????????????????

??????????,????,???????????????????????????????????29?,?????????????????????????????15???,??????

??????????????,?????,???????????,??????,???,??????818.6?????,????????????????????48.8%;????,???488.5??,??????78.6%?

“????????????????????????,?????????????,???????????????,??????”?????????????? ???????????????:?????? “?????????????”????

?? ????:???818.6???,???????????48.8%

????:1??????????????:?????

2?????????

3?????????

4????????

5???92939598????

????11??22??????????????? ????22????????????????????,??????,?????????????????????

??????????,????,???????????????????????????????????29?,?????????????????????????????15???,??????

??????????????,?????,???????????,??????,???,??????818.6?????,????????????????????48.8%;????,???488.5??,??????78.6%?

“????????????????????????,?????????????,???????????????,??????”?????????????? ???????????????:??????